Cailin
US Popularity Rank: 15343
Origin: Gaelic
Meaning: girl, pure
Cailin is a feminine name of Gaelic origin. While it comes from the Irish word Cailín, meaning “girl,” it also comes from the name Caitlin, meaning “pure.” If you want to remind baby that they’re a sweet, innocent soul, the name Cailin will make for a beautiful fit.